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Table 1 General information (n = 47)

From: Correlation between pleth variability index and ultrasonic inferior vena cava-collapsibility index in parturients with twin pregnancies undergoing cesarean section under spinal anesthesia

Variable

Mean

SD

BMI (kg/m2)

29.00

3.13

SBP (mmHg)

130.66

9.51

DBP (mmHg)

74.32

8.09

MAP (mmHg)

93.10

7.39

Operation time (min)

54.87

8.05

Surgical bleeding volume (ml)

486.80

96.20